/*
* Copyright (c) 1999, 2008, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
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*/
package javax.management;
/**
* Represents strings that are arguments to relational constraints.
* A <CODE>StringValueExp</CODE> may be used anywhere a <CODE>ValueExp</CODE> is required.
*
* @since 1.5
*/
public class StringValueExp implements ValueExp {
/* Serial version */
private static final long serialVersionUID = -3256390509806284044L;
/**
* @serial The string literal
*/
private String val;
/**
* Basic constructor.
*/
public StringValueExp() {
}
/**
* Creates a new <CODE>StringValueExp</CODE> representing the
* given string.
*
* @param val the string that will be the value of this expression
*/
public StringValueExp(String val) {
this.val = val;
}
/**
* Returns the string represented by the
* <CODE>StringValueExp</CODE> instance.
*
* @return the string.
*/
public String getValue() {
return val;
}
/**
* Returns the string representing the object.
*/
public String toString() {
return "'" + val.replace("'", "''") + "'";
}
/**
* Sets the MBean server on which the query is to be performed.
*
* @param s The MBean server on which the query is to be performed.
*/
/* There is no need for this method, because if a query is being
evaluated a StringValueExp can only appear inside a QueryExp,
and that QueryExp will itself have done setMBeanServer. */
@Deprecated
public void setMBeanServer(MBeanServer s) { }
/**
* Applies the ValueExp on a MBean.
*
* @param name The name of the MBean on which the ValueExp will be applied.
*
* @return The <CODE>ValueExp</CODE>.
*
* @exception BadStringOperationException
* @exception BadBinaryOpValueExpException
* @exception BadAttributeValueExpException
* @exception InvalidApplicationException
*/
public ValueExp apply(ObjectName name) throws BadStringOperationException, BadBinaryOpValueExpException,
BadAttributeValueExpException, InvalidApplicationException {
return this;
}
}